Cita APA (7a ed.)

Nasr, S. H. (1964). An introduction to Islamic cosmological doctrines: Conceptions of nature and methods used for its study by the Ikhwan al-Safa, al-Biruni, and Ibn Sina. Belknap Press of Harvard University Press.

Cita Chicago Style (17a ed.)

Nasr, Seyyed Hossein. An Introduction to Islamic Cosmological Doctrines: Conceptions of Nature and Methods Used for Its Study by the Ikhwan Al-Safa, Al-Biruni, and Ibn Sina. Cambridge (Massachusetts): Belknap Press of Harvard University Press, 1964.

Cita MLA (9a ed.)

Nasr, Seyyed Hossein. An Introduction to Islamic Cosmological Doctrines: Conceptions of Nature and Methods Used for Its Study by the Ikhwan Al-Safa, Al-Biruni, and Ibn Sina. Belknap Press of Harvard University Press, 1964.